EP1426558A3 - Gas turbine transition piece with dimpled surface and cooling method for such a transition piece - Google Patents
Gas turbine transition piece with dimpled surface and cooling method for such a transition piece Download PDFInfo
- Publication number
- EP1426558A3 EP1426558A3 EP03257323A EP03257323A EP1426558A3 EP 1426558 A3 EP1426558 A3 EP 1426558A3 EP 03257323 A EP03257323 A EP 03257323A EP 03257323 A EP03257323 A EP 03257323A EP 1426558 A3 EP1426558 A3 EP 1426558A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- transition piece
- gas turbine
- cooling method
- dimpled surface
- plenum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/18—Two-dimensional patterned
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/28—Three-dimensional patterned
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2212—Improvement of heat transfer by creating turbulence
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/221—Improvement of heat transfer
- F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
- F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US301672 | 1994-09-07 | ||
US30167202A | 2002-11-22 | 2002-11-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1426558A2 EP1426558A2 (en) | 2004-06-09 |
EP1426558A3 true EP1426558A3 (en) | 2005-02-09 |
Family
ID=32312171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP03257323A Withdrawn EP1426558A3 (en) | 2002-11-22 | 2003-11-19 | Gas turbine transition piece with dimpled surface and cooling method for such a transition piece |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1426558A3 (en) |
JP (1) | JP2004177109A (en) |
KR (1) | KR20040045359A (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7082766B1 (en) * | 2005-03-02 | 2006-08-01 | General Electric Company | One-piece can combustor |
US7886991B2 (en) * | 2008-10-03 | 2011-02-15 | General Electric Company | Premixed direct injection nozzle |
US8051662B2 (en) * | 2009-02-10 | 2011-11-08 | United Technologies Corp. | Transition duct assemblies and gas turbine engine systems involving such assemblies |
US20100205972A1 (en) * | 2009-02-17 | 2010-08-19 | General Electric Company | One-piece can combustor with heat transfer surface enhacements |
US8438856B2 (en) * | 2009-03-02 | 2013-05-14 | General Electric Company | Effusion cooled one-piece can combustor |
US8695322B2 (en) | 2009-03-30 | 2014-04-15 | General Electric Company | Thermally decoupled can-annular transition piece |
JP2012145098A (en) | 2010-12-21 | 2012-08-02 | Toshiba Corp | Transition piece, and gas turbine |
US8915087B2 (en) * | 2011-06-21 | 2014-12-23 | General Electric Company | Methods and systems for transferring heat from a transition nozzle |
US20120324898A1 (en) * | 2011-06-21 | 2012-12-27 | Mcmahan Kevin Weston | Combustor assembly for use in a turbine engine and methods of assembling same |
US20130086920A1 (en) * | 2011-10-05 | 2013-04-11 | General Electric Company | Combustor and method for supplying flow to a combustor |
US9145778B2 (en) * | 2012-04-03 | 2015-09-29 | General Electric Company | Combustor with non-circular head end |
EP2960436B1 (en) | 2014-06-27 | 2017-08-09 | Ansaldo Energia Switzerland AG | Cooling structure for a transition piece of a gas turbine |
US9976487B2 (en) * | 2015-12-22 | 2018-05-22 | General Electric Company | Staged fuel and air injection in combustion systems of gas turbines |
WO2018021993A1 (en) * | 2016-07-25 | 2018-02-01 | Siemens Aktiengesellschaft | Cooling features for a gas turbine engine |
KR102164620B1 (en) | 2019-06-19 | 2020-10-12 | 두산중공업 주식회사 | Combustor and gas turbine including the same |
CN113091091A (en) * | 2021-05-13 | 2021-07-09 | 中国联合重型燃气轮机技术有限公司 | Combustion chamber laminate and combustion chamber |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1410137A (en) * | 1973-11-02 | 1975-10-15 | Avco Corp | Gas turbine engines |
US5802841A (en) * | 1995-11-30 | 1998-09-08 | Kabushiki Kaisha Toshiba | Gas turbine cooling system |
US6098397A (en) * | 1998-06-08 | 2000-08-08 | Caterpillar Inc. | Combustor for a low-emissions gas turbine engine |
EP1143107A2 (en) * | 2000-04-06 | 2001-10-10 | General Electric Company | Gas turbine transition duct end frame cooling |
-
2003
- 2003-11-19 EP EP03257323A patent/EP1426558A3/en not_active Withdrawn
- 2003-11-21 KR KR1020030083186A patent/KR20040045359A/en not_active Application Discontinuation
- 2003-11-21 JP JP2003391554A patent/JP2004177109A/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1410137A (en) * | 1973-11-02 | 1975-10-15 | Avco Corp | Gas turbine engines |
US5802841A (en) * | 1995-11-30 | 1998-09-08 | Kabushiki Kaisha Toshiba | Gas turbine cooling system |
US6098397A (en) * | 1998-06-08 | 2000-08-08 | Caterpillar Inc. | Combustor for a low-emissions gas turbine engine |
EP1143107A2 (en) * | 2000-04-06 | 2001-10-10 | General Electric Company | Gas turbine transition duct end frame cooling |
Also Published As
Publication number | Publication date |
---|---|
KR20040045359A (en) | 2004-06-01 |
JP2004177109A (en) | 2004-06-24 |
EP1426558A2 (en) | 2004-06-09 |
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Legal Events
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: 7F 23R 3/00 B Ipc: 7F 01D 9/02 A |
|
17P | Request for examination filed |
Effective date: 20050809 |
|
AKX | Designation fees paid |
Designated state(s): CH DE FR GB IT LI |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20080601 |